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Related Experiment Video

Updated: Mar 15, 2026

Manipulation of Color Patterns in Jumping Spiders for Use in Behavioral Experiments
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Bird Community Colours Across Different Types of Habitat.

Federico Morelli1, Yiming Deng2, Paolo De Fioravante3

  • 1Department of Life Sciences and Systems Biology, University of Turin, Via Accademia Albertina 13, 10123 Turin, Italy.

Animals : an Open Access Journal From MDPI
|March 14, 2026
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Summary

Bird community colors, including grey, white, black, and brown, are linked to environmental conditions and habitat types. Diverse habitats and species richness correlate with greater color variety in bird communities.

Keywords:
avian communitycolourationforestgrasslandhabitat type

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Area of Science:

  • Ecology
  • Ornithology
  • Biodiversity research

Background:

  • Bird plumage coloration is shaped by environmental adaptation, predator-prey dynamics, and sexual selection.
  • Previous research has rarely examined avian plumage color at the community level across large spatial scales.

Purpose of the Study:

  • To investigate the relationship between avian community colors, habitat types, and landscape heterogeneity in Italy.
  • To understand how environmental factors influence the distribution and diversity of bird colors within communities.

Main Methods:

  • Compiled data on bird plumage colors and their spatial distribution across Italy.
  • Analyzed the correlation between community colors and various habitat types and landscape characteristics.
  • Quantified community color diversity and its relationship with species and land-use richness.

Main Results:

  • Grey, white, black, and brown are the dominant colors in avian communities.
  • Habitat type influences color composition: black is less common in forests, brown is prevalent in forests/shrublands, and white is found in wetlands/urban areas.
  • Land-use richness increases brown, green, rufous, and yellow pigments, while decreasing black, grey, purple, and red.
  • Community color inequality decreases with increased species and land-use richness.
  • Closely related species within a community exhibit greater color diversity, potentially for species recognition.

Conclusions:

  • Avian community colors are significantly related to environmental conditions and habitat types.
  • Landscape heterogeneity and species diversity play crucial roles in shaping bird community coloration.
  • The findings suggest that ecological pressures drive the evolution of diverse plumage colors for adaptation and species recognition.